Patent · US Expired

Loudspeaker system

US4501934A · kind A · utility

10Cited by
10References
15Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 18, 1983
Grant dateFeb 26, 1985
Priority date
Expiry dateJul 18, 2003

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04R5/023
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A loudspeaker system comprises a flexible tube with a first loudspeaker mounted within one end and a second loudspeaker mounted within the other end thereof. Each loudspeaker is oriented to direct sound outwardly from the end of the tube in which it is mounted. A baffle plate is mounted within the tube, intermediate the first and second loudspeakers.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.